DNA profiling Flashcards
1
Q
How many base pairs are in a mini satellite and how many times are they repeated?
Variable Number Tandem Repeats (VNTR)
A
20-50 base pairs which are repeated from 50 to several hundred times
2
Q
How many base pairs are in a micro satellite and how may times are they repeated?
Short Tandem Repeats (STRs)
A
2-4 bases repeated only 5-15 times
3
Q
Define DNA profiling
A
Producing an image of the patterns in the DNA of an individual
4
Q
What are the five steps including in producing a DNA profile
A
1) Extracting the DNA
2) Digesting the sample
3) Separating the DNA fragments
4) Hybridisation
5) Seeing the evidence
